欢迎来到天天文库
浏览记录
ID:31976808
大小:1.96 MB
页数:59页
时间:2019-01-29
《基于策略的自优化系统-研究与实现》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、广东工业大学硕士学位论文AbstractWiththerapiddevelopmentofInteme:ttechnology,large—scaledistributedsystemscanbewidelyusedinVario惦fields.However,thecomplexityofthesystemincreased丽tIltheexpansionofthesystemsize,thesystemadministratormustfacegreaterchallengesinmanagementofthe
2、selarge-scaledistributedsystems.Thereisanurgentneedtoreformthetraditionalapproachtosystemmanagement.TheconceptofautonomiccomputinghasbeenproposedbymM.Itspurposeistobuildadistributedsystemcapableofself-management、析tllthetheoriesandmethodologyofautonomiccomputin
3、g.Themanagementofautonomicsystemisbasedonsystem·relatedknowledgebaseandpolicy,toachievepropertiesofself-configuration,self-optimization,self-healingandself-protection.Andtheultimategoalofautonomicsystemistocompletethecumbersomeandcomplicatedmaintenanceworkauto
4、nomouslywhichoriginallyoperatedbythesystemadministratorsmanually.Thispaperfoeusesontheaspectofself-optimizationinautonomiccomputing,thearchitectureofautonomiccomputingandtheprocessofautonomicmanagenmenthasbeenstudied.Amodelofdynamicresourceallocationhaspropose
5、d.AndaunifiedmodelofpolicyandknowledgebasehasbeenbuiltaccordingtOthecharacteristicofself-optimization.Implementthepropertyofself-optimizationintheprocessofwebservicerequestcontrol,toachivepolicybasedmanagementofrequest.First,thecharacteristicofresourcesallocat
6、ionanddemandforself-managementindistributedsystemshasbeenanalySed.Andthesignificanceandfeasibilityofachievingself-optimizationfeaturesinsystemstoevaluale.Topredictthe1-eSOlLreerequirementofsystemindynamicenvironment,amodelofresourceallocationbasedonSupportVect
7、orMachineregressionalgorithhasproposed.Usedatasamplesofrecenttimewindowbymonitoringtheresourceconfigurationandperformanceparameterofautonomicelement,tobuildregressionmodelofdynamicreSOUl'e七requirement.Performonlineleamingforregressionmodel,anduseittoprodictthe
8、ⅡAbstraetresourceallocationadjustmentofautomonicelement.Eventualoptimizetheperformenceofresourceallocation.Inautonomicsystem,behaviorofself-managementisguildedbythehigh—levelmanamg
此文档下载收益归作者所有